Email Formats

{
  "mx": [
    "91 d160497b.ess.barracudanetworks.com.",
    "90 d160497a.ess.barracudanetworks.com."
  ],
  "spf": [
    "v=spf1 ip4:69.4.253.50 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com include:spf.smtp2go.com ~all"
  ]
}